Mathematical Objects: Enigma Machine

Shortly before leaving Bletchley Park I guested on the Aperiodical's Mathematical Objects podcast talking about Enigma machines. Listen to this episode in the player below:

In the episode I join Katie Steckles and Peter Rowlett for an informal conversation about the famous yet widely misunderstood Enigma machine and some of the mathematics that surrounds this legendary device.

Click the link below to visit the podcast episode's page over at the Aperiodical:

Mathematical Objects: Enigma Machine

Maths Makes Waves

One of a collection of posters produced for World Year of Mathematics 2000 and displayed on trains in the London Underground, this one focuses on waves and wave propagation.

This is a low-res version. Download the full-sized image at the link below:

World Mathematical Year 2000 London Underground Posters

Also available to purchase in a set of all 12 posters pre-printed at 61cm x 28cm from the Mathematical Association.